this is the same thing that happened with columbia back in 20 2003 when it was bret down by foam that knocked a hole in the left wing. they want to make sure nothing like this happens on a mission going up. if they should, they have the safe haven you know of the space station to await coming back. again, they want to make sure they have this under control if they can. they have asked to look at what it means if they take another hard look at it because of a remote robotic ship coming up by the japanese to the space station and a crew change by the russians, it will be october before they can launch "discovery." >> let me ask you about something else, they are talking about $15 million to send commercial passengers to space. how real is this? >> it can't be real right now. usa know, you've been here, covered the stuff. $50 million doesn't buy a tank of gas. there's a lot of study going onna lot of flights taking place by commercial enterprise. they should be, and they will get there, but they are not there now. what we have going right now was designed the areas one and areas five and